feat(core): add error when root project would be '.'

[AgentEnder]

Current Behavior

If the root package.json is an Nx project, and it doesn't contain a name, you end up with a project called "." This is technically fine, but is pretty confusing behavior wise.

Expected Behavior

It errors

Related Issue(s)

Fixes #

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
nx-dev	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 12, 2023 9:37pm

[nx-cloud]

☁️ Nx Cloud Report

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✅ Successfully ran 8 targets

• nx affected -t e2e-macos --parallel=1 --base= --head=
• nx affected --target=e2e --base=95421c6945df2db7d32d6d815c25da7add1233b0 --head=e9e6228aedc49ceae19d318a3bde17e85b78e41c --parallel=1
• nx affected --target=test --base=95421c6945df2db7d32d6d815c25da7add1233b0 --head=e9e6228aedc49ceae19d318a3bde17e85b78e41c --parallel=1
• nx affected --target=build --base=95421c6945df2db7d32d6d815c25da7add1233b0 --head=e9e6228aedc49ceae19d318a3bde17e85b78e41c --parallel=3
• nx run-many -t check-imports check-commit check-lock-files depcheck check-codeowners --parallel=1 --no-dte
• nx affected --target=lint --base=95421c6945df2db7d32d6d815c25da7add1233b0 --head=e9e6228aedc49ceae19d318a3bde17e85b78e41c --parallel=3
• nx-cloud record -- nx format:check --base=95421c6945df2db7d32d6d815c25da7add1233b0 --head=e9e6228aedc49ceae19d318a3bde17e85b78e41c
• nx documentation --no-dte

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[github-actions]

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